<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>用户登录</title>
</head>
<body>
<h1>用户登录</h1>

<!-- 表单 -->
<form action="/login" method="post">
    <label for="username">用户名: </label><br>
    <input type="text" id="username" name="username"><br><br>

    <label for="password">密码: </label><br>
    <input type="password" id="password" name="password"><br><br>

    <button type="submit">提交</button>
</form>
</body>
</html>